XPS Foam Board Extruded Polystyrene Foam starts as solid pellets of polystyrene resin. We first feed the plastic pellets into an extruder where they are melted and mixed with critical additives to form a viscous liquid. Then we inject a blowing agent to expand the plastic product. Under well-controlled heat and pressure, the plastic mixture is forced through a mould to form the desired shape. Finally, the...
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